[NSRCA-discussion] Aileron Servos

Woodward, Jim jim.woodward at baesystems.com
Fri Oct 19 06:40:49 AKDT 2007


I've been using the 9151 as the aileron and elevator servos for about 3
years.  There are faster servos, but I figured why go for speed, when we
are taming them down with exponential throw anyway (...well, most of us
:-) ). I'd rather have torque.  

Thanks,

Jim W.

 

 

From: nsrca-discussion-bounces at lists.nsrca.org
[mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of JShulman
Sent: Thursday, October 18, 2007 10:03 PM
To: NSRCA Mailing List
Subject: Re: [NSRCA-discussion] Aileron Servos

 

He's using the 9550's, but flying electric. Not sure if there are nylon
gears for that servo.

 

Regards,
Jason
www.jasonshulman.com
www.shulmanaviation.com
www.composite-arf.com 

	
 
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-----Original Message-----

	From: nsrca-discussion-bounces at lists.nsrca.org
[mailto:nsrca-discussion-bounces at lists.nsrca.org]On Behalf Of Mike
Hester
	Sent: Thursday, October 18, 2007 8:52 PM
	To: NSRCA Mailing List
	Subject: Re: [NSRCA-discussion] Aileron Servos

	Performance wise in Futaba I LOVE The 9151s, but I am not really
in love with the weight, although it's not too bad. The 9154s are even
heavier. The 9550s showed some promise but the metal gears are not ideal
with a 4 stroke. 

	 

	At the end of the day I am still sort of clinging to the 9151s.
Is there a better option? (lighter, same performance, nylon gears?)
Andrew mentioned some he was using and I can't remember which one? 

	 

	-Mike

	 

		----- Original Message ----- 

		From: JShulman <mailto:jshulman at cfl.rr.com>  

		To: NSRCA Mailing List
<mailto:nsrca-discussion at lists.nsrca.org>  

		Sent: Thursday, October 18, 2007 8:05 PM

		Subject: Re: [NSRCA-discussion] Aileron Servos

		 

		Pete... how are you using DEPS on the ailerons? ;)

		 

		Having flown the same design, 1 plane with 9650's on
ailerons and the other with 9151's, I can say that for FAI, at least the
05 stuff, the 9650 was not equal to the 9151 in performance. I noticed a
difference in some of the rolls, and all of the snaps. Ailerons are just
too large on the 2M planes for the mid sized servos.

		 

		Now for the elevators, they are perfect (if not using
the DEPS).

		Regards,
		Jason
		www.jasonshulman.com
		www.shulmanaviation.com
		www.composite-arf.com 

			-----Original Message-----
			From: nsrca-discussion-bounces at lists.nsrca.org
[mailto:nsrca-discussion-bounces at lists.nsrca.org]On Behalf Of Pete Cosky
			Sent: Thursday, October 18, 2007 4:39 PM
			To: NSRCA Mailing List
			Subject: Re: [NSRCA-discussion] Aileron Servoes

			Are telling me I should use a DEPS system
instead of my 9650s in my two V2s?

				----- Original Message ----- 

				From: Mike Hester
<mailto:kerlock at comcast.net>  

				To: NSRCA Mailing List
<mailto:nsrca-discussion at lists.nsrca.org>  

				Sent: Thursday, October 18, 2007 12:22
PM

				Subject: Re: [NSRCA-discussion] Aileron
Servoes

				 

				My opinion:

				 

				Might be ok for electric, it's probably
borderline for a 4 stroke. Those servos have some slop in them when
they're brand new, and they get bad fast. They work very well for
elevator and throttle servos, but the elevator usage you have to replace
the gears pretty often. It's not too difficult and the gears are cheap.

				 

				As for ailerons....well, I still like
the JR 9411SA the best. Trouble is they're always out of stock!

				 

				-Mike

				 

				----- Original Message ----- 

				From: Gene Maurice
<mailto:gene.maurice at sgmservice.com>  

				To: 'NSRCA Mailing List'
<mailto:nsrca-discussion at lists.nsrca.org>  

				Sent: Thursday, October 18, 2007 11:59
AM

				Subject: [NSRCA-discussion] Aileron
Servoes

				 

				Does anyone have any experience with the
Futaba s9650 servos on ailerons?? The specs look good, .11 sec. / 62.5
oz./in. @6.0v and only .9 oz. for $50. I'm a die hard JR servo fan but
like I said, the spec and price look pretty good. 

				
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